Τμήμα Μηχανικών Μηχανολογίας και Κατασκευαστικής / Department of Mechanical and Manufacturing Engineering: Recent submissions
Now showing items 61-80 of 1036
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Article
A numerical methodology for efficient simulations of non-Oberbeck-Boussinesq flows
(2018)The Oberbeck-Boussinesq (OB) form of the Navier-Stokes equations can provide reliable solutions only for problems where the density differences are relatively small and all other material properties can be considered ...
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Article
A low-Mach methodology for efficient direct numerical simulations of variable property thermally driven flows
(2019)Thermally driven flows can be approximated as constant property flows only when temperature differences are relatively small. In that case, the Oberbeck-Boussinesq approximation holds and the set of governing equations is ...
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Article
An efficient method for two-fluid incompressible flows appropriate for the immersed boundary method
(2019)The numerical simulation of two-fluid flows with sharp interfaces is a challenging field, not only because of their complicated physical mechanisms, but also because of increased computational cost. An efficient and robust ...
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Article
Numerical simulations of turbulent flows within an infinite array of randomly placed cylinders
(2018)We address the task of modelling numerically turbulent flows within random arrays of circular cylinders, relevant for several industrial and environmental applications. Numerical simulations are employed to model infinite ...
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Conference Object
Educational Robotics Competitions and Involved Methodological Aspects
(Springer International Publishing, 2020)The present article provides perspectives on educational robotics competitions based on teaching experiences with university students as well as the organization of “Robotex Cyprus”, a widely-attended annual event. The ...
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Article
The Galling Behavior of Advanced Coating Contacts with Aluminium Alloy during Sliding Wear
(2018)This paper investigates the galling behaviour of a range of hard coatings applied to tooling surfaces during the sheet forming of an aluminium alloy workpiece. A total of three types of tooling materials were investigated, ...
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Book Chapter
Scale effect and load-bearing behavior of a reconfigurable hybrid structure
(CRC Press, 2019)The current paper refers to a reconfigurable, planar structural typology of an arch-like structure that consists of eight hinge-connected members stabilized through a secondary system of struts and continuous cables of ...
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Book Chapter
FE Simulation of Aluminium Galling Induced Forming Tool Failures Under Multi-cycle Loading Conditions: A Feasibility Study
(WORLD SCIENTIFIC, 2018)
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Article
Investigating the quench sensitivity of high strength AA6082 aluminium alloy during the new FAST forming process
(2018)Optimised manufacturing rates offer enormous cost saving benefits to industry. FAST (Fast light Alloys Stamping Technology) has been recently developed to rapidly and economically manufacture high-strength panel components ...
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Conference Object
Medical Telerobotics and the Remote Ultrasonography Paradigm Over 4G Wireless Networks
(2018)Medical telerobotic systems provide a framework for performing interventional and diagnostic procedures remotely utilizing communication networks. Over the past decade, various systems have demonstrated the feasibility and ...
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Article
Coupled thermal-electrical finite element analysis of electrical resistance heating in hot stamping of ultra-high strength steel tubes
(2018)A hot metal gas stamping process of an ultra-high strength steel tube has been investigated using a coupled thermal-electrical finite element analysis. In this process, a quenchable air filled steel tube was quickly heated ...
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Article
Modeling of the Acoustic Field Produced by Diagnostic Ultrasound Arrays in Plane and Diverging Wave Modes
(2019)Recent advances in ultrafast contrast imaging have facilitated innovations, such as superresolution imaging and ultrafast contrast-enhanced Doppler imaging. Combining plane and diverging wave imaging (PWI/DWI) with tissue ...
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Article
Ultrasound Imaging of Microbubble Activity during Sonoporation Pulse Sequences
(2019)Ultrasound-mediated drug delivery using the mechanical action of oscillating and/or collapsing microbubbles has been studied on many different experimental platforms, both in vitro and in vivo
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Article
Springback characteristics of a martensitic steel for warm U-shape bending: Experiments and FE simulation
(2019)Martensitic (MS) steel, a modern type of Ultra-high Strength Steel (UHSS), offers a significantly improved strength-to-weight ratio compared to conventional cold rolled steel grades. This is especially important for weight ...
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Article
Coating effects on the galling behaviour of aluminium metal forming processes
(2019)This paper investigates the effect of coatings on the galling behaviour in metal forming processes. To investigate this phenomenon, pin-on-disc tests were conducted on the Anton Paar THT tribometer with discs manufactured ...
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Article
Stoichiometry and volume dependent transport in lithium ion memristive devices
(2018)LixCoO2, a thoroughly studied cathode material used extensively in Li-ion rechargeable batteries, has recently been proposed as a potential candidate for resistive random access memory and neuromorphic system applications. ...
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Conference Object
Natural Convection in Ventilated Building Facades Using LES
(Springer International Publishing, 2018)Understanding the buoyancy-driven flow in gas gap enclosures can provide significant physical insight into a variety of technological applications ranging from cooling of electronic equipment to energy related components ...
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Conference Object
Large Eddy Simulation of Flow over Dunes Laden with Inertial Particles
(Springer International Publishing, 2018)Waves and currents are the basic mechanisms that set sediment in motion affecting the morphology of erodible beds in coastal flows.
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Article
Super-Resolution Contrast-Enhanced Ultrasound Methodology for the Identification of In Vivo Vascular Dynamics in 2D
(2019)Objectives The aim of this study was to provide an ultrasound-based super-resolution methodology that can be implemented using clinical 2-dimensional ultrasound equipment and standard contrast-enhanced ultrasound ...
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Conference Object
Preliminary Evaluation of Robotic Transrectal Biopsy System on an Interventional Planning Software
(2019)Prostate biopsy is considered as a definitive way for diagnosing prostate malignancies. Urologists are currently moving towards MR-guided prostate biopsies over conventional transrectal ultrasound-guided biopsies for ...